Which Conditions Can Cause Nonideal Gas Behavior by 1)decreasing the Space

Which conditions can cause nonideal gas behavior by 1) decreasing the space between gas particles or 2) by slowing gas particles so that interactions are significant?

A) 1) high pressure; 2) high temperature
B) 1) high pressure; 2) low temperature
C) 1) low pressure; 2) high temperature
D) 1) low pressure; 2) low temperature
E) none of the above